/Engine/Plugins/Media/ElectraCDM/Source/ElectraCDM/Public/ElectraCDMClient.h
Returns the data to send to the license server as well as the HTTP method and additional HTTP headers.
void GetLicenseKeyRequestData ( [TArray](API\Runtime\Core\Containers\TArray)< uint8 > & OutKeyRequestData, [FString](API\Runtime\Core\Containers\FString) & OutHttpMethod, [TArray](API\Runtime\Core\Containers\TArray)< [FString](API\Runtime\Core\Containers\FString) > & OutHttpHeaders, uint32 & OutFlags )